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\bibitem{KaraDeMaeijer_etal2020} {\textquotedblleft}\textit{Effect of ultra-fine fly ash on concrete performance and durability}{\textquotedblright}. Kara De Maeijer P, Craeye B, Snellings R, Kazemi-Kamyab H, Loots M, Janssens K, Nuyts G, Construction And Building Materials \textbf{263}, 120493 (2020).   http://doi.org/10.1016/J.CONBUILDMAT.2020.120493

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